Since then, however, things have changed and the app has lost its mojo. Thus, the new Yelp-like app. Foursquare hopes this reignites interest in its services.

Judging by initial reaction, Foursquare has its work cut out. Foursquare posted its logo change to Instagram and the commenters are not feeling it. It's not as bad as what Airbnb got, but people are not happy.

Here is the logo. Below it are some of the comments. In the long run, this probably doesn't matter, but it's still jarring to see the backlash right now.